About us

KUPO Optics was founded in 1992, aiming at offering the finest quality of optical coatings and filters. Thanks to uncompromising to the product criteria, we have been established an excellent reputation in professional optical filter industry.


Black Chrome Coatings

Black chrome coating has very stable chemical properties. With very low transmission and reflection rate, it can be used as a mask during integrated circuit manufacturing process, or the shade of an image sensor.
KUPO Dichroic/ Black Chrome Coatings


● Shade blaze
● Low transmission of light
● Low reflection of light

Examples of Applications

● Lens Masking
● Wafer Masking
● LCD Masking
● Integrated Circuit

General Specification

● Available Substrate: See Glass Substrates under Products Page
● Humidity, Adhesion, and Abrasion: MIL-M-13508C